[Buildroot] Upgrading LLVM and Clang to version 11.0.0... issue with libclc
Michael Opdenacker
michael.opdenacker at bootlin.com
Fri Jan 8 10:07:59 UTC 2021
Hi Romain,
Many thanks for your help and insights!
On 1/7/21 6:41 PM, Romain Naour wrote:
> I believe CMake try to check clang as cross-compiler before using it.
> Can you share the CMake error log file ?
Here are the contents of the CMakeError.log file:
>>>
Determining if the CLC compiler works failed with the following output:
Determining if the CLC compiler works failed with the following output:
Determining if the CLC compiler works failed with the following output:
Determining if the CLC compiler works failed with the following output:
<<<
CMakeOutput.log is a bit too big to share here
>
> For now, host/bin/clang can't be used as cross-compiler to build application
> (the simple test program) because we need to add a wrapper like for gcc.
>
> configure.py was kind enough to accept host/bin/clang as is to build libclc library.
>
> If we can skip the cmake test, the library should build as before.
Ok, I'll try.
> I don't think we have to build libclc before clang, as you can see in the
> current packaging only mesa3d depends on libclc. Clang itself doesn't depend on
> libclc.
>
> You can find some details about the initial work in this blog:
> https://www.linuxembedded.fr/2018/07/llvmclang-integration-into-buildroot/
Great! This will definitely be useful.
Many thanks,
Michael.
--
Michael Opdenacker, CEO, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
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